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00% pH (10% AQUEOUS) 4
00% FORMALDEHYDE (HCHO) 0
5 % COLOR OF A 4% SOLUTION TO PASS TEST TO PASS TEST IDENTIFICATION TO PASS TEST TO PASS TEST COMPLETENESS OF SOLUTION TO PASS TEST TO PASS TEST SOLUBILITY IN ALCOHOL TO PASS TEST TO PASS TEST pH OF 3
25% pH (1% IN WATER) 9
Ferrous Ammonium Sulfate Hexahydrate Crystal Reagent ACS size:500 GM 00% pH (10% AQUEOUS) 4Test Specification Min Max ASSAY [Fe(NH[@4@])[@2@](SO[@4@])[@2@]. 6H O] 98. 5 101. 5 % 98. 5 101. 5 % INSOLUBLE MATTER 0. 01% PHOSPHATE (PO[@4@]) 0. 00% CALCIUM (Ca) 0. 01% COPPER (Cu) 0. 00% MAGNESIUM (Mg) 0. 00% MANGANESE (Mn) 0. 01% POTASSIUM (K) 0. 00% SODIUM (Na) 0. 02% ZINC (Zn) 0. 00% FERRIC IRON (Fe [d) 0. 01%
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